Ffordd Nercwys via Ffordd Y Pentre

At just 1.3km, Ffordd Nercwys via Ffordd Y Pentre is short but deceptively intense — 94m of elevation packed into a brief, breathless effort. The average gradient of 7.2% disguises ramps of 15.1% — the kind of gradient that turns plans into prayers. It's over before the legs know what happened — a short, explosive effort where momentum is everything. Located in Wales, Wales.